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Finding the Fourth Proportional to 15,099.02, 22,647.90 and 7,703.32

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Solution

The fourth proportional to 15,099.02, 22,647.90 and 7,703.32 is: 11,554.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,099.02 : 22,647.90 = 7,703.32 : x
  2. Step 2: Convert to fraction form
    15,099.02/22,647.90 = 7,703.32/x
  3. Step 3: Cross multiply
    15,099.02x = 22,647.90 × 7,703.32
  4. Step 4: Simplify right side
    15,099.02x = 174,464,021.03
  5. Step 5: Solve for x
    x = 174,464,021.03/15,099.02
  6. Step 6: Final answer
    x = 11,554.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.